use err/warn from the C library

[unix-history] / usr / src / bin / ps / ps.h

/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*
*      @(#)ps.h        5.5 (Berkeley) %G%
*/

#define UNLIMITED       0       /* unlimited terminal width */
enum type { CHAR, UCHAR, SHORT, USHORT, LONG, ULONG, KPTR };

struct usave {
       struct  timeval u_start;
       struct  rusage u_ru;
       struct  rusage u_cru;
       char    u_acflag;
       char    u_valid;
};

#define KI_PROC(ki) (&(ki)->ki_p->kp_proc)
#define KI_EPROC(ki) (&(ki)->ki_p->kp_eproc)

typedef struct kinfo {
       struct kinfo_proc *ki_p;        /* proc structure */
       struct usave ki_u;      /* interesting parts of user */
       char *ki_args;          /* exec args */
       char *ki_env;           /* environment */
} KINFO;

/* Variables. */
typedef struct varent {
       struct varent *next;
       struct var *var;
} VARENT;

typedef struct var {
       char    *name;          /* name(s) of variable */
       char    *header;        /* default header */
       char    *alias;         /* aliases */
#define COMM    0x01            /* needs exec arguments and environment (XXX) */
#define LJUST   0x02            /* left adjust on output (trailing blanks) */
#define USER    0x04            /* needs user structure */
       u_int   flag;
                               /* output routine */
       void    (*oproc) __P((struct kinfo *, struct varent *));
       short   width;          /* printing width */
       /*
        * The following (optional) elements are hooks for passing information
        * to the generic output routines: pvar, evar, uvar (those which print
        * simple elements from well known structures: proc, eproc, usave)
        */
       int     off;            /* offset in structure */
       enum    type type;      /* type of element */
       char    *fmt;           /* printf format */
       char    *time;          /* time format */
       /*
        * glue to link selected fields together
        */
} VAR;

#include "extern.h"